64213585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{13619}}^1$

素因数の和:13688

約数の個数: 16

約数和(自身を含む): 82373760

約数和(自身を除く): 18160175

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 13619, 68095, 313237, 558379, 1566185, 2791895, 12842717, 64213585]

約数ペア:

[(1, 64213585), (5, 12842717), (23, 2791895), (41, 1566185), (115, 558379), (205, 313237), (943, 68095), (4715, 13619)]